FA-83664 / Card game rule engines / Member archive

A lone hand taking three or four tricks scores 2 · case 04

Partial lone hands are over-rewarded.

Member previewVariant 4 · 3 implementations · 8 checks per implementation

Case contract

Input [makers_tricks, maker_alone, defender_alone]. Makers with 3-4 tricks score 1; all 5 score 2, or 4 when alone. Makers with fewer than 3 are euchred: defenders score 2, or 4 when a defender played alone. Return [team, points].

Why this case matters

Card-game engines, scoring apps and online tables apply this rule automatically on every hand.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixture	Actual	Expected	Outcome
hand points case 6	`["makers", 2]`	`["makers", 1]`	Failed

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